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Author Question: If Hubble's constant is taken to be 70 km/s/Mpc, and a quasar is found with a radial velocity of ... (Read 36 times) |
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.